debian-mirror-gitlab/lib/api/helpers/packages/dependency_proxy_helpers.rb
2023-03-04 22:38:38 +05:30

72 lines
2.6 KiB
Ruby

# frozen_string_literal: true
module API
module Helpers
module Packages
module DependencyProxyHelpers
REGISTRY_BASE_URLS = {
npm: 'https://registry.npmjs.org/',
pypi: 'https://pypi.org/simple/',
maven: 'https://repo.maven.apache.org/maven2/'
}.freeze
APPLICATION_SETTING_NAMES = {
npm: 'npm_package_requests_forwarding',
pypi: 'pypi_package_requests_forwarding',
maven: 'maven_package_requests_forwarding'
}.freeze
def redirect_registry_request(forward_to_registry: false, package_type: nil, target: nil, **options)
if forward_to_registry && redirect_registry_request_available?(package_type, target) && maven_forwarding_ff_enabled?(package_type, target)
::Gitlab::Tracking.event(self.options[:for].name, "#{package_type}_request_forward")
redirect(registry_url(package_type, options), body: options[:body])
# For the requests with POST methods we need to set status 307 in order to keep request's method
status :temporary_redirect if options[:method] == 'POST'
else
yield
end
end
def registry_url(package_type, options)
base_url = REGISTRY_BASE_URLS[package_type]
raise ArgumentError, "Can't build registry_url for package_type #{package_type}" unless base_url
case package_type
when :npm
"#{base_url}#{[options[:path], options[:package_name]].compact.join('/')}"
when :pypi
"#{base_url}#{options[:package_name]}/"
when :maven
"#{base_url}#{options[:path]}/#{options[:file_name]}"
end
end
def redirect_registry_request_available?(package_type, target)
application_setting_name = APPLICATION_SETTING_NAMES[package_type]
raise ArgumentError, "Can't find application setting for package_type #{package_type}" unless application_setting_name
if target.present?
target.public_send(application_setting_name) # rubocop:disable GitlabSecurity/PublicSend
else
::Gitlab::CurrentSettings
.current_application_settings
.attributes
.fetch(application_setting_name, false)
end
end
private
def maven_forwarding_ff_enabled?(package_type, target)
return true unless package_type == :maven
return true if Feature.enabled?(:maven_central_request_forwarding)
return false unless target
Feature.enabled?(:maven_central_request_forwarding, target.root_ancestor)
end
end
end
end
end